Chambers and Nodes of the Heart Flashcards
1
Q
Left Atrium
A
Oxygen-rich blood from the lungs enters the heart here
2
Q
Left Ventricle
A
Oxygen-rich blood leaves the heart to go to the body
3
Q
Right Atrium
A
Oxygen-poor blood from the body enters the heart here
4
Q
Right Ventricle
A
Oxygen-poor blood leaves the heart to go to the lungs
5
Q
SA Node
A
AKA the “pacemaker,” located in the wall of the right atrium, the SA node initiates electrical signals which then spread to the rest of the heart chambers
6
Q
AV Node
A
Located between the right atrium and right ventricle of the heart, the AV node slows down the signals of the SA node, allowing the ventricles to fill.
